Oil, Fat, Wax, Or Gasoline Dyeing Patents (Class 8/521)
  • Patent number: 10774280
    Abstract: The disclosure provides dyes for marking hydrocarbon compositions. More particularly, the disclosure relates to non-mutagenic dyes for marking hydrocarbon compositions.
    Type: Grant
    Filed: July 14, 2017
    Date of Patent: September 15, 2020
    Assignee: United Color Manufacturing, Inc.
    Inventors: Haresh Doshi, Michael Friswell, Thomas E. Nowakowski
  • Patent number: 8574316
    Abstract: Provided is a hair dye, which comprises a combination of (1) a first agent containing a substance reacting with iron to develop color, and (2) a second agent containing (a) an iron salt and (b) at least one component selected from among xylitol, sorbitol, pentylene glycol, dipropylene glycol, triethylene glycol, erythritol and diglycerin.
    Type: Grant
    Filed: February 28, 2011
    Date of Patent: November 5, 2013
    Assignee: FUJIFILM Corporation
    Inventor: Makiko Aimi
  • Patent number: 8551190
    Abstract: A method for manufacturing a coloring agent for keratin fibers is provided. The method includes directing a composition A from a container A by a filler apparatus through an inlet opening into a container B containing a composition B. A coloring agent for keratin fibers exits from the container B as a mixture of the composition A and the composition B. The composition A is flowable and encompasses a polymeric thickener and the composition B encompasses a fatty alcohol.
    Type: Grant
    Filed: February 28, 2013
    Date of Patent: October 8, 2013
    Assignee: Henkel AG & Co. KGaA
    Inventors: Frank Janssen, Juergen Schoepgens
  • Patent number: 8545575
    Abstract: A method for manufacturing a coloring agent for keratin fibers is provided. The method includes directing a composition A from a container A by a filler apparatus through an inlet opening into a second container B containing a second composition B. The composition A is flowable. The coloring agent for keratin fibers exits from the container B as a mixture of the composition A and the composition B. The composition B comprises an oil component having a melting point below about 25° C. and the composition A and/or the composition B comprises an emulsifier.
    Type: Grant
    Filed: February 28, 2013
    Date of Patent: October 1, 2013
    Assignee: Henkel AG & Co. KGaA
    Inventor: Frank Janssen
  • Patent number: 8540782
    Abstract: The present invention is drawn to a composition and method for coloring keratinous substrates containing: (a) at least one fatty quaternary amine compound; (b) at least one nonionic surfactant; (c) at least one compound chosen from an alkyl ether carboxylic acid, an alkyl ether carboxylate, a fatty acid having from about 6 to about 40 carbon atoms, and mixtures thereof; d) at least one dye chosen from oxidation dye precursors and direct dyes. The compositions of the present invention may optionally contain at least one thickening agent, at least one alkaline agent, at least one fatty substance, at least one salt, and at least one oxidizing agent.
    Type: Grant
    Filed: October 19, 2011
    Date of Patent: September 24, 2013
    Assignee: L'OREAL
    Inventors: Sawa Hashimoto, Nghi Van Nguyen, Siliu Tan
  • Patent number: 8529639
    Abstract: A method of coloring a substrate is disclosed that includes the steps of dissolving a vegetable oil ester based solvent wherein the ester is selected from a group consisting of esters having carbon chain length of C-1 to C-18 in a liquid solvent dye to form a low-sulfur containing dye formulation such that the vegetable oil ester is present in an amount of between about 5 and 80 percent by weight of the dye formulation, and mixing sufficient amounts of the dye formulation with the substrate to produce mixtures of predetermined color in which the levels of toxic substrate are substantially less than in otherwise equivalent mixtures that include hydrocarbon-based solvents.
    Type: Grant
    Filed: November 3, 2010
    Date of Patent: September 10, 2013
    Assignee: Sunbelt Corporation
    Inventor: Michael R. Friswell
  • Publication number: 20120272461
    Abstract: Solubility changeable dye compositions include a dye component linked via a linker moiety to a stimulus responsive hydrophobic moiety which modulates the solubility of the dye, wherein the hydrophobic moiety is configured to be de-linked from the dye component on exposure to a stimulus and render the dye component more hydrophilic. A method of dying a substrate with such dye compositions includes contacting the dye with the substrate.
    Type: Application
    Filed: July 11, 2012
    Publication date: November 1, 2012
    Inventor: Seth Adrian MILLER
  • Publication number: 20120164288
    Abstract: Disclosed herein are solubility changeable dye compositions, methods of preparing such compositions and methods of using them. The composition includes a dye component linked via a linker moiety to a stimulus responsive hydrophobic moiety which modulates the solubility of the dye, wherein the hydrophobic moiety is configured to be de-linked from the dye component on exposure to a stimulus and render the dye component more hydrophilic.
    Type: Application
    Filed: December 22, 2010
    Publication date: June 28, 2012
    Inventor: Seth Adrian Miller
  • Patent number: 8029577
    Abstract: The present disclosure provides a method of lightening and/or colouring human keratin fibers using at least one first composition comprising at least one specific aminosilicon compound and at least one oxidizing composition. It also provides a composition containing less than 10% by weight of water comprising at least one specific aminosilicon compound and at least one fatty substance. It provides, lastly, a multiple-compartment device in which at least one compartment comprises the abovementioned composition, and at least one other compartment comprises an oxidizing composition.
    Type: Grant
    Filed: October 31, 2008
    Date of Patent: October 4, 2011
    Assignee: L'Oreal S.A.
    Inventors: Henri Samain, Leïla Hercouet
  • Patent number: 7972388
    Abstract: The present invention provides for kits and methods of treating hair in order to inhibit color fading and/or impart both shine- and condition-enhancing properties to colored hair, comprising a pre-treatment composition, a color-altering composition, a developer composition, a shampoo composition, a conditioner composition, and a post-treatment composition, wherein the post-treatment composition contains at least about 5% by weight of at least one oily component, based on the total weight of the post-treatment composition.
    Type: Grant
    Filed: October 27, 2008
    Date of Patent: July 5, 2011
    Assignee: L'Oreal S.A.
    Inventors: Carol Hamilton, Francois Cottard, Caroline Goget
  • Patent number: 7909889
    Abstract: The present invention provides a method of lightening and/or coloring human keratin fibers that employs: at least one substantially anhydrous or aqueous composition (A) comprising at least one fat free of carboxylic acid groups and at least one surfactant, at least one substantially anhydrous or aqueous composition (B) comprising at least one specific aminotrialkoxysilane or aminotrialkenyloxysilane compounds, and at least one aqueous composition (C) comprising at least one oxidizing agent. In addition, the present invention provides a three-compartment device appropriate for the implementation of this method.
    Type: Grant
    Filed: April 29, 2010
    Date of Patent: March 22, 2011
    Assignee: L'Oreal S.A.
    Inventors: Delphine Charrier, Marie-Pascale Audousset, Leila Hercouet
  • Patent number: 7905927
    Abstract: The present disclosure provides a method of lightening and/or coloring human keratin fibers comprising applying to the keratin fibers * at least one first composition comprising at least one fat, at least one nonionic surfactant, at least one specific aminotrialkoxy silane or aminotrialkenyloxy silane compound, and applying * at least one second composition comprising at least one oxidizing agent. It also provides a multiple-compartment device in which at least one compartment comprises the above-mentioned at least one first composition and at least one other compartment comprises the at least one oxidizing composition.
    Type: Grant
    Filed: April 29, 2010
    Date of Patent: March 15, 2011
    Assignee: L'Oreal, SA
    Inventor: Leïla Hercouet
  • Patent number: 7842102
    Abstract: A dye formulation is disclosed that includes a vegetable oil ester based solvents that have carbon chain lengths of C-1 to C-18, a solvent dye that is a true liquid dye dissolved in the vegetable oil ester for imparting color to the dye formulation, and reduced sulfur levels in commercially available dye formulations as compared to those in hydrocarbon based solvent systems. Sulfur content is typically reduced to 2-3 percent of dye formulations in hydrocarbon based solvents. The formulations are particularly useful for tagging petroleum substrates as well as writing instrument and ink jet formulations.
    Type: Grant
    Filed: November 5, 2007
    Date of Patent: November 30, 2010
    Assignee: Sunbelt Corporation
    Inventor: Michael R. Friswell
  • Publication number: 20090189086
    Abstract: Phthalocyanines of the formula (I) where the symbols and indices each have the definitions specified in the description are suitable as markers for liquids, especially mineral oils.
    Type: Application
    Filed: March 7, 2007
    Publication date: July 30, 2009
    Applicant: BASF SE
    Inventors: Thomas Gessner, Sophia Ebert, Rüdiger Sens, Martin Könemann, Wolfgang Ahlers, Christos Vamvakaris
  • Publication number: 20090113640
    Abstract: A dye formulation is disclosed that includes a vegetable oil ester based solvents that have carbon chain lengths of C-1 to C-18, a solvent dye that is a true liquid dye dissolved in the vegetable oil ester for imparting color to the dye formulation, and reduced sulfur levels in commercially available dye formulations as compared to those in hydrocarbon based solvent systems. Sulfur content is typically reduced to 2-3 percent of dye formulations in hydrocarbon based solvents. The formulations are particularly useful for tagging petroleum substrates as well as writing instrument and ink jet formulations.
    Type: Application
    Filed: November 5, 2007
    Publication date: May 7, 2009
    Inventor: Michael R. Friswell
  • Patent number: 7494513
    Abstract: A direct emulsion for bleaching keratin fibers, preferably human keratin fibers such as hair, having an inert phase containing of a nonoxygenated and nonperfluorinated liquid compound having a water-solubility at 25° C. of less than 1% and an aqueous hydrogen peroxide solution, a bleaching method using this direct emulsion, as it is or in the form of a ready-to-use composition, and the use of this direct emulsion for bleaching keratin fibers. The direct emulsion in accordance with the invention makes it possible to rapidly obtain substantial lightening of keratin fibers while limiting the degradation of the keratin fibers and skin irritation.
    Type: Grant
    Filed: April 27, 2006
    Date of Patent: February 24, 2009
    Assignee: L'Oreal
    Inventors: Sylvain Kravtchenko, Claude Dubief
  • Patent number: 7250064
    Abstract: The disclosure relates to a composition comprising at least one fluorescent dye and at least one non-associative thickening polymer, to processes using such a composition, and to devices comprising such a composition. The disclosure also relates to processes and methods for dyeing human keratin materials, for example artificially dyed or pigmented hair and dark skin, with a lightening effect, using compositions comprising at least one fluorescent dye and at least one non-associative thickening polymer.
    Type: Grant
    Filed: April 1, 2004
    Date of Patent: July 31, 2007
    Assignee: L'Oreal S.A.
    Inventors: Grégory Plos, Luc Gourlaouen
  • Patent number: 7150764
    Abstract: A composition comprising at least one fluorescent dye and at least one insoluble conditioning agent; and processes and multicompartment kits comprising the composition. This disclosure also relates to the use of this composition for dyeing a human keratin material, and, for example, artificially dyed or pigmented hair and/or dark skin, with a lightening effect.
    Type: Grant
    Filed: April 1, 2004
    Date of Patent: December 19, 2006
    Assignee: L'Oreal S.A.
    Inventors: Grégory Plos, Henri Samain
  • Patent number: 7147673
    Abstract: Disclosed herein is a composition comprising at least one fluorescent dye and at least one insoluble polyorganosiloxane conditioning polymer, processes using this composition, and a device. Further disclosed herein is the use of compositions comprising at least one fluorescent dye and at least one insoluble polyorganosiloxane conditioning polymer, for dyeing human keratin materials, for example artificially dyed and/or pigmented hair and dark skin, with a tightening effect.
    Type: Grant
    Filed: April 1, 2004
    Date of Patent: December 12, 2006
    Assignee: L'Oreal S.A.
    Inventors: Grégory Plos, Henri Samain
  • Patent number: 6811575
    Abstract: Method for invisibly marking a liquid petroleum hydrocarbon. The method comprises adding to the liquid petroleum hydrocarbon at least one dye selected from the group consisting of 1,4,5,8-tetrasubstituted anthraquinones and anthraquinone dimers. The absorption maximum of the dye(s) is in the range from 710 nm to 850 nm.
    Type: Grant
    Filed: December 3, 2002
    Date of Patent: November 2, 2004
    Assignee: Rohm and Haas Company
    Inventors: Kim Sang Ho, Yu-Min Chen
  • Patent number: 6514917
    Abstract: Colorless markers for petroleum products and methods and composition for detecting them.
    Type: Grant
    Filed: June 7, 2000
    Date of Patent: February 4, 2003
    Assignee: United Color Manufacturing, Inc.
    Inventors: Michael J. Smith, Bharat Desai, Justin J. Frederico
  • Patent number: 6287348
    Abstract: This invention relates to colorants comprising organic chromophores, in particular reactive dyes, which comprise electrophilic reactive groups, and which are also covalently bonded to fatty amine moieties through amino linking groups. Such colorants provide excellent colorability and long-term stability, both within (or on) colored substrates and upon long-term storage. Such colorants exhibit particularly good coloring and stability within hydrocarbon compositions, such as fuels, mineral oil, and the like, and wax compositions, including candles, crayons, and the like. Methods of making such colorants as well as methods of coloring hydrocarbon and wax compositions are also contemplated within this invention.
    Type: Grant
    Filed: December 15, 1998
    Date of Patent: September 11, 2001
    Assignee: Milliken & Company
    Inventor: John D. Bruhnke
  • Patent number: 6083285
    Abstract: A stabilized, concentrated solution of a diazo dye is prepared by coupling diazotized aniline or substituted aniline with a dialkylaniline in the presence of an aromatic solvent. After removal of the aqueous phase, the solution is stabilized by the addition of a branched chain, primary or secondary, C.sub.3 -C.sub.6 alkyl phenol.
    Type: Grant
    Filed: September 24, 1998
    Date of Patent: July 4, 2000
    Assignee: Morton International, Inc.
    Inventors: Mike Friswell, Justin Frederico, Haresh Doshi
  • Patent number: 5882358
    Abstract: Automatic transmission fluid containing a red dye stable even in long-lived transmission fluids.
    Type: Grant
    Filed: June 12, 1996
    Date of Patent: March 16, 1999
    Assignee: United Color Manufacturing, Inc.
    Inventors: Michael J. Smith, Bharat Desai
  • Patent number: 5676708
    Abstract: A dye composition that presents lower mutagenic characteristics useful in coloring petroleum products comprising a substantial amount of the dye of the formula ##STR1##
    Type: Grant
    Filed: February 20, 1996
    Date of Patent: October 14, 1997
    Assignee: United Color, Inc.
    Inventor: Michael J. Smith
  • Patent number: 5428137
    Abstract: The monoazo compound represented by formula I is excellent in compatibility with, solubility in, and coloring power for, almost all water-immiscible organic liquids, has a low melting point, and is suitable for use to color molten plastics, synthetic fiber spinning solutions, etc., and to color thermal transfer ink. ##STR1## wherein R represents sec-butyl; Cp represents a coupling component residue.The dense solution of at least one kind of said monoazo compound in a hydrocarbon solvent diffuses and dissolves quickly and uniformly in coloring subjects such as petroleum products, and is capable of coloring fuel oil etc. to a desired distinguishable color density with small amounts.
    Type: Grant
    Filed: January 28, 1993
    Date of Patent: June 27, 1995
    Assignee: Orient Chemical Industries, Ltd.
    Inventors: Masahiro Otsuka, Toru Tsuruhara
  • Patent number: 5306438
    Abstract: An electrorheological material containing a carrier fluid and an ionic dye particle component which is an ionically charged compound based on or derived from a conjugated hydrocarbon compound. A preferred ionically charged compound contains at least one aromatic nucleus that has been sulfonated and/or carboxylated to form a negatively charged system which has, in turn, been offset with a positive ion. The electrorheological material is useful for creating aesthetic visual effects and responds quickly to an electric field.
    Type: Grant
    Filed: December 13, 1991
    Date of Patent: April 26, 1994
    Assignee: Lord Corporation
    Inventors: J. David Carlson, Keith D. Weiss, Joseph E. Bares
  • Patent number: 5205838
    Abstract: Liquid dye preparations useful for making color ribbons or ballpoint pen pastes contain at least one dye of the formula ##STR1## where X is hydroxyl, amino or C.sub.1 -C.sub.15 -monoalkylamino, R.sup.1 and R.sup.4 are each a carboxylate group or substituted or unsubstituted C.sub.1 -C.sub.15 -alkoxy, R.sup.2 and R.sup.5 are each hydrogen, nitro or chlorine, and R.sup.3 is hydrogen or C.sub.1 -C.sub.13 -alkyl, plus as solvent at least one product selected from the group consisting of benzyl alcohol, tridecanol, isotridecanol, glycol ethers, olein, dialkyl phthalates, chloroalkanes, alkanes disubstituted by phenyl, dialkylnaphthalenes and partly hydrogenated terphenyl.
    Type: Grant
    Filed: January 24, 1992
    Date of Patent: April 27, 1993
    Assignee: BASF Aktiengesellschaft
    Inventors: Rainer Dyllick-Brenzinger, Heinz Hartmann, Helmut Bellaire, Georg Zeidler
  • Patent number: 4780533
    Abstract: A disazo pigment is prepared by coupling the tetrazo compound of 3,3'-dichlorobenzidine with an acetoacetanilide compound which is other than those represented by the below-described general formula (I) and is free of water-soluble groups. In the present invention, about 0.5-50 mole % of the acetoacetanilide compound is replaced by a compound represented by the following general formula (I): ##STR1## wherein R means a methyl, ethyl, propyl or butyl group or a substituted or unsubstituted phenyl group.
    Type: Grant
    Filed: February 9, 1987
    Date of Patent: October 25, 1988
    Assignee: Dainichiseika Color & Chemicals Mfg. Co., Ltd.
    Inventors: Naonori Takami, Tetsuo Fukuda, Takeshi Uehara
  • Patent number: 4612015
    Abstract: Novel liquid dye formulations which contain organic carbonates in addition to conventional components are very useful for dyeing organic substrates.
    Type: Grant
    Filed: July 8, 1985
    Date of Patent: September 16, 1986
    Assignee: BASF Aktiengesellschaft
    Inventor: Rainer Dyllick-Brenzinger
  • Patent number: 4602916
    Abstract: A waterless dye composition for apparel and other articles, made from thermoplastic materials, comprises an aliphatic polyester of a higher alkanoic acid and a polyol, of the formula (ACOO).sub.2-6 B, wherein A is alkyl of 8-22 carbon atoms and B is the residue of a polyhydric alcohol, other than glycerol, of 2-6 hydroxyl groups and an organic colorant. The compositions can further comprise an aromatic polyester of the formula C.sub.6 H.sub.z' --(COOR.sub.1).sub.z, wherein z is 3, 4, 5, or 6; z' is 6-z; and R.sub.1 is higher alkyl; and/or a cycloaliphatic diester of the formula ##STR1## wherein R is substituted or unsubstituted straight or branched chain alkyl of 4-20 carbon atoms, polyoxyalkylene of the formula HO(C.sub.x H.sub.y O).sub.n C.sub.x H.sub.y -- or phosphated polyoxyalkylene of the formula (HO).sub.2 P(.dbd.O)O(C.sub.x H.sub.2x O).sub.n C.sub.x H.sub.2x or a salt thereof, wherein (C.sub.x H.sub.2x O).sub.n is (CH.sub.2 CH.sub.2 O).sub.n, (C.sub.3 H.sub.6 O).sub.n or (CH.sub.2 CH.sub.2 O).sub.
    Type: Grant
    Filed: August 26, 1985
    Date of Patent: July 29, 1986
    Assignee: Crucible Chemical Company
    Inventor: Robert B. Wilson
  • Patent number: 4473376
    Abstract: A mixture, soluble in organic solvents, of compounds of the formula ##STR1## where D is a radical of the formula ##STR2## n is 0, 1, 2 or 3 and R.sup.1 and R.sup.2 independently of one another are hydrogen, C.sub.1 -C.sub.4 -alkyl, methoxy or ethoxy;with the proviso that the mixture contains compounds with n=0, 1 and 2 and, optionally, 3; is disclosed as being exceptionally suitable for dyeing petroleum products, waxes and greases.
    Type: Grant
    Filed: December 7, 1979
    Date of Patent: September 25, 1984
    Assignee: BASF Aktiengesellschaft
    Inventors: Guenter Hansen, Franz Merger, Gerhard Nestler, Georg Zeidler
  • Patent number: 4469515
    Abstract: A process for producing monoazo or disazo pigments, which process comprises:(a) adding to a solution of a diazonium and/or tetrazonium salt of an aromatic or heterocyclic amine a solution or suspension containing 0.1-50% by weight of the theoretically required total weight of one or more coupling components, and(b) using the product from step (a) as an additive in the production of a monoazo pigment, a disazo pigment or a mixture of monoazo and disazo pigments.Compared with products produced by conventional methods, the pigments produced in the manner described above have a greater coloring strength, improved transparency, improved flow properties, and a higher degree of dispersibility.
    Type: Grant
    Filed: May 10, 1982
    Date of Patent: September 4, 1984
    Assignee: Ciba-Geigy Corporation
    Inventors: David T. Pechey, John H. Coy
  • Patent number: 4430090
    Abstract: Dyestuffs of the formula ##STR1## are used for coloring organic solvents, mineral oil products, waxes, plastics and surface coatings, wherein R is alkyl having 1 to 7 carbon atoms, R.sup.1 is alkyl having 1 to 8 carbon atoms or alkenyl having 3 or 4 carbon atoms, and R.sup.2 is hydrogen, alkyl having 1 to 8 carbon atoms or alkenyl having 3 or 4 carbon atoms.
    Type: Grant
    Filed: August 19, 1982
    Date of Patent: February 7, 1984
    Assignee: Cassella Aktiengesellschaft
    Inventors: Ulrich Buhler, Reinhard Hahnle, Joachim Ribka, Helmut Richter
  • Patent number: 4378969
    Abstract: Fluid formulations of oxidation dyes, which are obtained by oxidizing a compound of the general formula I ##STR1## where R.sup.1 is unsubstituted or hydroxy-, C.sub.1 -C.sub.8 -alkoxy- or C.sub.1 -C.sub.8 -alkanoyloxy-substituted C.sub.2 -C.sub.13 -alkyl,R.sup.2 is hydrogen or unsubstituted or hydroxy- or C.sub.1 -C.sub.8 -alkoxy-substituted C.sub.1 -C.sub.13 -alkyl andX is hydroxyl, amino or ##STR2## in an organic solvent, are particularly suitable for dyeing mineral oil products, fats and waxes.
    Type: Grant
    Filed: May 6, 1981
    Date of Patent: April 5, 1983
    Assignee: BASF Aktiengesellschaft
    Inventors: Guenter Hansen, Hans J. Kolbinger, Rudolf Senninger, Georg Zeidler
  • Patent number: 4341701
    Abstract: A process for producing monoazo or disazo pigments, which process comprises:(a) adding to a solution of a diazonium and/or tetrazonium salt of an aromatic or heterocyclic amine a solution or suspension containing 0.1-50% by weight of the theoretically required total weight of one or more coupling components, and(b) using the product from step (a) as an additive in the production of a monoazo pigment, a disazo pigment or a mixture of monoazo and disazo pigments.Compared with products produced by conventional methods, the pigments produced in the manner described above have a greater coloring strength, improved transparency, improved flow properties, and a higher degree of dispersibility.
    Type: Grant
    Filed: November 4, 1980
    Date of Patent: July 27, 1982
    Assignee: Ciba-Geigy Corporation
    Inventors: David T. Pechey, John H. Coy
  • Patent number: 4303407
    Abstract: The present invention relates to concentrated solutions in organic solvents of special mixtures of 1-4-dialkyl-amino-anthraquinone dyes particularly useful for the coloring of hydrocarbons. The solutions of this invention are particularly useful for the coloring of hydrocarbons obtained by distillation of crude oil such, for example, as petrol kerosene and gas oil. The invention also includes the preparation of the aforementioned concentrated solutions, including direct preparation of the solutions during the synthesis phase of the anthraquinone dyes.
    Type: Grant
    Filed: May 21, 1980
    Date of Patent: December 1, 1981
    Assignee: Aziende Colori Nazionali Affini ACNA S.p.A.
    Inventors: Ugo Marangelli, Giancarlo Ciocci, Sisto S. Papa
  • Patent number: 4285693
    Abstract: A process for dyeing surface coatings, organic solvents and petroleum products, wherein the dye used is a compound of the general formula I ##STR1## where R is C.sub.1 -C.sub.17 -alkyl, which may or may not be interrupted by oxygen and may or may not be substituted by hydroxyl or phenoxy, or is allyl,R.sup.1 is hydrogen or C.sub.1 -C.sub.8 -alkyl,R.sup.2 is C.sub.1 -C.sub.12 -alkyl which may or may not be interrupted by oxygen and may or may not be substituted by hydroxyl or phenoxy, or is C.sub.7 -C.sub.11 -aralkyl,X is hydrogen, chlorine, bromine, methyl or methoxy,Y is hydrogen, methyl or chlorine andR.sup.1 and R.sup.
    Type: Grant
    Filed: April 8, 1980
    Date of Patent: August 25, 1981
    Assignee: BASF Aktiengesellschaft
    Inventors: Guenther Lamm, Johannes Dehnert